Question

Find the value of :​

Answer 1

(1/x +1/y)(1/x-1/y)

= 1/x^2 - 1/y^2

[By using formula: (a+b)(a-b) = a^2-b^2]

Answer 2

Answer:

This is your answer hope its helpful for you

Step-by-step explanation:

(1/x+1/y) (1/x-1/y)

1/x^2-1/y^2

By using formula:(a+b) (a-b) =a^2-b^2

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